Egg candling gadget made by the BE department. An egg candling gadget is used to identify infertile eggs and monitor the development of embryos. Chicken embryos were used for tick research in the yolk sac method.

Egg candling gadget made by the BE department. An egg candling gadget is used to identify infertile eggs and monitor the development of embryos. Chicken embryos were used for tick research in the yolk sac method.

Dr Cornelius B. Philip and Dr. William L. Jellison drawing blood sample from a jackrabbit death caused by tularemia. The animal was found few hours from the ranch of Walter Higgins near stockyard in Ringling, Montana.

Sweeney Creek camp in Florence. The photo was taken on the occasion of the visit of officials from Washington. In the picture: Dr. Elmer Fessler, W.V. King, Dr. Robert Allen Cooley, H. A. Morgan, A. K. Fisher, W.D. Hunter, and Dr. Clarence Birdseye.